DE50210722D1 - Schaltungsanordnung für ein led-array - Google Patents

Schaltungsanordnung für ein led-array

Info

Publication number
DE50210722D1
DE50210722D1 DE50210722T DE50210722T DE50210722D1 DE 50210722 D1 DE50210722 D1 DE 50210722D1 DE 50210722 T DE50210722 T DE 50210722T DE 50210722 T DE50210722 T DE 50210722T DE 50210722 D1 DE50210722 D1 DE 50210722D1
Authority
DE
Germany
Prior art keywords
circuit arrangement
led array
led
array
arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE50210722T
Other languages
English (en)
Inventor
Simon Bluemel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ams Osram International GmbH
Original Assignee
Osram Opto Semiconductors GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26010644&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE50210722(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE10242365.2A external-priority patent/DE10242365B4/de
Application filed by Osram Opto Semiconductors GmbH filed Critical Osram Opto Semiconductors GmbH
Application granted granted Critical
Publication of DE50210722D1 publication Critical patent/DE50210722D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/52—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a parallel array of LEDs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/54—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a series array of LEDs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode
DE50210722T 2001-11-26 2002-11-26 Schaltungsanordnung für ein led-array Expired - Lifetime DE50210722D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10157645 2001-11-26
DE10242365.2A DE10242365B4 (de) 2001-11-26 2002-09-12 Schaltungsanordnung für ein LED-Array
PCT/DE2002/004329 WO2003047314A1 (de) 2001-11-26 2002-11-26 Schaltungsanordnung für ein led-array

Publications (1)

Publication Number Publication Date
DE50210722D1 true DE50210722D1 (de) 2007-09-27

Family

ID=26010644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50210722T Expired - Lifetime DE50210722D1 (de) 2001-11-26 2002-11-26 Schaltungsanordnung für ein led-array

Country Status (7)

Country Link
US (1) US7317287B2 (de)
EP (1) EP1449408B2 (de)
JP (1) JP4488489B2 (de)
CN (1) CN1596560B (de)
DE (1) DE50210722D1 (de)
TW (1) TWI235349B (de)
WO (1) WO2003047314A1 (de)

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Also Published As

Publication number Publication date
JP4488489B2 (ja) 2010-06-23
EP1449408B2 (de) 2011-08-31
US7317287B2 (en) 2008-01-08
JP2005510891A (ja) 2005-04-21
TWI235349B (en) 2005-07-01
EP1449408A1 (de) 2004-08-25
TW200300545A (en) 2003-06-01
EP1449408B1 (de) 2007-08-15
US20050077838A1 (en) 2005-04-14
WO2003047314A1 (de) 2003-06-05
CN1596560B (zh) 2011-04-06
CN1596560A (zh) 2005-03-16

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